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Fisher Scientific
The most common final control element in the process control industries is the control valve. The control valve manipulates a flowing fluid, such as gas, steam, water, or chemical compounds, to compensate for the load disturbance and keep the regulated process variable as close as possible to the desired set point. [1]
A control valve is a valve used to control fluid flow by varying the size of the flow passage as directed by a signal from a controller. [1] This enables the direct control of flow rate and the consequential control of process quantities such as pressure, temperature, and liquid level. In automatic control terminology, a control valve is termed ...
Thermo Fisher Scientific
Fisheye is a revision-control browser [1] and search engine owned by Atlassian, Inc. Although Fisheye is a commercial product, it is freely available to open source projects and non-profit institutions. [2] In addition to the advanced search [3] and diff capabilities, [4] it provides: the notion of changelog and changesets [5] - even if the ...
Diaphragm valve - Wikipedia ... Diaphragm valve
Fluorescence in situ hybridization
Valve Corporation